When Can A Child Be Accurately Tested For Allergies Through A Blood Draw?
The 25-hydroxy vitamin D test is the most accurate way to measure how much vitamin D is in your body.
In the kidney, 25-hydroxy vitamin D changes into an active form of the vitamin. The active form of vitamin D helps control calcium and phosphate levels in the body.
This article discusses the blood test used to measure the amount of 25-hydroxy vitamin D.
Alternative Names
25-OH vitamin D test; Calcidiol 25-hydroxycholecalciferol test
How the test is performed
Blood is typically drawn from a...
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Allergy testing
Source: ADAM Encyclopedia
Allergy tests are any of several tests used to determine the substances to which a person is allergic.Alternative NamesPatch tests - allergy; Scratch... Read more »
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